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            return value[key];
        }.bind(null, key));
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                return module['default'];
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        return Object.prototype.hasOwnProperty.call(object, property);
    };
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/************************************************************************/
/******/({

    /***/ 0:
    /***/ (function (module, __webpack_exports__, __webpack_require__) {

        "use strict";
        /* harmony export (binding) */
        __webpack_require__.d(__webpack_exports__, "a", function () {
            return normalizeComponent;
        });
        /* globals __VUE_SSR_CONTEXT__ */

// IMPORTANT: Do NOT use ES2015 features in this file (except for modules).
// This module is a runtime utility for cleaner component module output and will
// be included in the final webpack user bundle.

        function normalizeComponent(
            scriptExports,
            render,
            staticRenderFns,
            functionalTemplate,
            injectStyles,
            scopeId,
            moduleIdentifier, /* server only */
            shadowMode /* vue-cli only */
        ) {
            // Vue.extend constructor export interop
            var options = typeof scriptExports === 'function'
                ? scriptExports.options
                : scriptExports

            // render functions
            if (render) {
                options.render = render
                options.staticRenderFns = staticRenderFns
                options._compiled = true
            }

            // functional template
            if (functionalTemplate) {
                options.functional = true
            }

            // scopedId
            if (scopeId) {
                options._scopeId = 'data-v-' + scopeId
            }

            var hook
            if (moduleIdentifier) { // server build
                hook = function (context) {
                    // 2.3 injection
                    context =
                        context || // cached call
                        (this.$vnode && this.$vnode.ssrContext) || // stateful
                        (this.parent && this.parent.$vnode && this.parent.$vnode.ssrContext) // functional
                    // 2.2 with runInNewContext: true
                    if (!context && typeof __VUE_SSR_CONTEXT__ !== 'undefined') {
                        context = __VUE_SSR_CONTEXT__
                    }
                    // inject component styles
                    if (injectStyles) {
                        injectStyles.call(this, context)
                    }
                    // register component module identifier for async chunk inferrence
                    if (context && context._registeredComponents) {
                        context._registeredComponents.add(moduleIdentifier)
                    }
                }
                // used by ssr in case component is cached and beforeCreate
                // never gets called
                options._ssrRegister = hook
            } else if (injectStyles) {
                hook = shadowMode
                    ? function () {
                        injectStyles.call(this, this.$root.$options.shadowRoot)
                    }
                    : injectStyles
            }

            if (hook) {
                if (options.functional) {
                    // for template-only hot-reload because in that case the render fn doesn't
                    // go through the normalizer
                    options._injectStyles = hook
                    // register for functioal component in vue file
                    var originalRender = options.render
                    options.render = function renderWithStyleInjection(h, context) {
                        hook.call(context)
                        return originalRender(h, context)
                    }
                } else {
                    // inject component registration as beforeCreate hook
                    var existing = options.beforeCreate
                    options.beforeCreate = existing
                        ? [].concat(existing, hook)
                        : [hook]
                }
            }

            return {
                exports: scriptExports,
                options: options
            }
        }


        /***/
    }),

    /***/ 10:
    /***/ (function (module, exports) {

        module.exports = require("element-ui/lib/input");

        /***/
    }),

    /***/ 11:
    /***/ (function (module, exports) {

        module.exports = require("element-ui/lib/mixins/migrating");

        /***/
    }),

    /***/ 12:
    /***/ (function (module, exports) {

        module.exports = require("element-ui/lib/utils/clickoutside");

        /***/
    }),

    /***/ 14:
    /***/ (function (module, exports) {

        module.exports = require("element-ui/lib/scrollbar");

        /***/
    }),

    /***/ 16:
    /***/ (function (module, exports) {

        module.exports = require("element-ui/lib/utils/resize-event");

        /***/
    }),

    /***/ 17:
    /***/ (function (module, exports) {

        module.exports = require("throttle-debounce/debounce");

        /***/
    }),

    /***/ 19:
    /***/ (function (module, exports) {

        module.exports = require("element-ui/lib/locale");

        /***/
    }),

    /***/ 20:
    /***/ (function (module, exports) {

        module.exports = require("element-ui/lib/utils/types");

        /***/
    }),

    /***/ 21:
    /***/ (function (module, exports) {

        module.exports = require("element-ui/lib/utils/shared");

        /***/
    }),

    /***/ 3:
    /***/ (function (module, exports) {

        module.exports = require("element-ui/lib/utils/util");

        /***/
    }),

    /***/ 32:
    /***/ (function (module, exports) {

        module.exports = require("element-ui/lib/utils/aria-utils");

        /***/
    }),

    /***/ 38:
    /***/ (function (module, exports) {

        module.exports = require("element-ui/lib/tag");

        /***/
    }),

    /***/ 4:
    /***/ (function (module, exports) {

        module.exports = require("element-ui/lib/mixins/emitter");

        /***/
    }),

    /***/ 5:
    /***/ (function (module, exports) {

        module.exports = require("element-ui/lib/utils/vue-popper");

        /***/
    }),

    /***/ 50:
    /***/ (function (module, exports) {

        module.exports = require("element-ui/lib/cascader-panel");

        /***/
    }),

    /***/ 6:
    /***/ (function (module, exports) {

        module.exports = require("element-ui/lib/mixins/locale");

        /***/
    }),

    /***/ 78:
    /***/ (function (module, __webpack_exports__, __webpack_require__) {

        "use strict";
        __webpack_require__.r(__webpack_exports__);

// CONCATENATED MODULE: ./node_modules/vue-loader/lib/loaders/templateLoader.js??vue-loader-options!./node_modules/vue-loader/lib??vue-loader-options!./packages/cascader/src/cascader.vue?vue&type=template&id=032537a6&
        var render = function () {
            var _vm = this
            var _h = _vm.$createElement
            var _c = _vm._self._c || _h
            return _c(
                "div",
                {
                    directives: [
                        {
                            name: "clickoutside",
                            rawName: "v-clickoutside",
                            value: function () {
                                return _vm.toggleDropDownVisible(false)
                            },
                            expression: "() => toggleDropDownVisible(false)"
                        }
                    ],
                    ref: "reference",
                    class: [
                        "el-cascader",
                        _vm.realSize && "el-cascader--" + _vm.realSize,
                        {"is-disabled": _vm.isDisabled}
                    ],
                    on: {
                        mouseenter: function ($event) {
                            _vm.inputHover = true
                        },
                        mouseleave: function ($event) {
                            _vm.inputHover = false
                        },
                        click: function () {
                            return _vm.toggleDropDownVisible(_vm.readonly ? undefined : true)
                        },
                        keydown: _vm.handleKeyDown
                    }
                },
                [
                    _c(
                        "el-input",
                        {
                            ref: "input",
                            class: {"is-focus": _vm.dropDownVisible},
                            attrs: {
                                size: _vm.realSize,
                                placeholder: _vm.placeholder,
                                readonly: _vm.readonly,
                                disabled: _vm.isDisabled,
                                "validate-event": false
                            },
                            on: {
                                focus: _vm.handleFocus,
                                blur: _vm.handleBlur,
                                input: _vm.handleInput
                            },
                            model: {
                                value: _vm.multiple ? _vm.presentText : _vm.inputValue,
                                callback: function ($$v) {
                                    _vm.multiple ? _vm.presentText : (_vm.inputValue = $$v)
                                },
                                expression: "multiple ? presentText : inputValue"
                            }
                        },
                        [
                            _c("template", {slot: "suffix"}, [
                                _vm.clearBtnVisible
                                    ? _c("i", {
                                        key: "clear",
                                        staticClass: "el-input__icon el-icon-circle-close",
                                        on: {
                                            click: function ($event) {
                                                $event.stopPropagation()
                                                return _vm.handleClear($event)
                                            }
                                        }
                                    })
                                    : _c("i", {
                                        key: "arrow-down",
                                        class: [
                                            "el-input__icon",
                                            "el-icon-arrow-down",
                                            _vm.dropDownVisible && "is-reverse"
                                        ],
                                        on: {
                                            click: function ($event) {
                                                $event.stopPropagation()
                                                _vm.toggleDropDownVisible()
                                            }
                                        }
                                    })
                            ])
                        ],
                        2
                    ),
                    _vm.multiple
                        ? _c(
                        "div",
                        {staticClass: "el-cascader__tags"},
                        [
                            _vm._l(_vm.presentTags, function (tag, index) {
                                return _c(
                                    "el-tag",
                                    {
                                        key: tag.key,
                                        attrs: {
                                            type: "info",
                                            size: _vm.tagSize,
                                            hit: tag.hitState,
                                            closable: tag.closable,
                                            "disable-transitions": ""
                                        },
                                        on: {
                                            close: function ($event) {
                                                _vm.deleteTag(index)
                                            }
                                        }
                                    },
                                    [_c("span", [_vm._v(_vm._s(tag.text))])]
                                )
                            }),
                            _vm.filterable && !_vm.isDisabled
                                ? _c("input", {
                                    directives: [
                                        {
                                            name: "model",
                                            rawName: "v-model.trim",
                                            value: _vm.inputValue,
                                            expression: "inputValue",
                                            modifiers: {trim: true}
                                        }
                                    ],
                                    staticClass: "el-cascader__search-input",
                                    attrs: {
                                        type: "text",
                                        placeholder: _vm.presentTags.length ? "" : _vm.placeholder
                                    },
                                    domProps: {value: _vm.inputValue},
                                    on: {
                                        input: [
                                            function ($event) {
                                                if ($event.target.composing) {
                                                    return
                                                }
                                                _vm.inputValue = $event.target.value.trim()
                                            },
                                            function (e) {
                                                return _vm.handleInput(_vm.inputValue, e)
                                            }
                                        ],
                                        click: function ($event) {
                                            $event.stopPropagation()
                                            _vm.toggleDropDownVisible(true)
                                        },
                                        keydown: function ($event) {
                                            if (
                                                !("button" in $event) &&
                                                _vm._k(
                                                    $event.keyCode,
                                                    "delete",
                                                    [8, 46],
                                                    $event.key,
                                                    ["Backspace", "Delete", "Del"]
                                                )
                                            ) {
                                                return null
                                            }
                                            return _vm.handleDelete($event)
                                        },
                                        blur: function ($event) {
                                            _vm.$forceUpdate()
                                        }
                                    }
                                })
                                : _vm._e()
                        ],
                        2
                        )
                        : _vm._e(),
                    _c(
                        "transition",
                        {
                            attrs: {name: "el-zoom-in-top"},
                            on: {"after-leave": _vm.handleDropdownLeave}
                        },
                        [
                            _c(
                                "div",
                                {
                                    directives: [
                                        {
                                            name: "show",
                                            rawName: "v-show",
                                            value: _vm.dropDownVisible,
                                            expression: "dropDownVisible"
                                        }
                                    ],
                                    ref: "popper",
                                    class: ["el-popper", "el-cascader__dropdown", _vm.popperClass]
                                },
                                [
                                    _c("el-cascader-panel", {
                                        directives: [
                                            {
                                                name: "show",
                                                rawName: "v-show",
                                                value: !_vm.filtering,
                                                expression: "!filtering"
                                            }
                                        ],
                                        ref: "panel",
                                        attrs: {
                                            options: _vm.options,
                                            props: _vm.config,
                                            border: false,
                                            "render-label": _vm.$scopedSlots.default
                                        },
                                        on: {
                                            "expand-change": _vm.handleExpandChange,
                                            close: function ($event) {
                                                _vm.toggleDropDownVisible(false)
                                            }
                                        },
                                        model: {
                                            value: _vm.checkedValue,
                                            callback: function ($$v) {
                                                _vm.checkedValue = $$v
                                            },
                                            expression: "checkedValue"
                                        }
                                    }),
                                    _vm.filterable
                                        ? _c(
                                        "el-scrollbar",
                                        {
                                            directives: [
                                                {
                                                    name: "show",
                                                    rawName: "v-show",
                                                    value: _vm.filtering,
                                                    expression: "filtering"
                                                }
                                            ],
                                            ref: "suggestionPanel",
                                            staticClass: "el-cascader__suggestion-panel",
                                            attrs: {
                                                tag: "ul",
                                                "view-class": "el-cascader__suggestion-list"
                                            },
                                            nativeOn: {
                                                keydown: function ($event) {
                                                    return _vm.handleSuggestionKeyDown($event)
                                                }
                                            }
                                        },
                                        [
                                            _vm.suggestions.length
                                                ? _vm._l(_vm.suggestions, function (item, index) {
                                                    return _c(
                                                        "li",
                                                        {
                                                            key: item.uid,
                                                            class: [
                                                                "el-cascader__suggestion-item",
                                                                item.checked && "is-checked"
                                                            ],
                                                            attrs: {tabindex: -1},
                                                            on: {
                                                                click: function ($event) {
                                                                    _vm.handleSuggestionClick(index)
                                                                }
                                                            }
                                                        },
                                                        [
                                                            _c("span", [_vm._v(_vm._s(item.text))]),
                                                            item.checked
                                                                ? _c("i", {staticClass: "el-icon-check"})
                                                                : _vm._e()
                                                        ]
                                                    )
                                                })
                                                : _vm._t("empty", [
                                                    _c(
                                                        "li",
                                                        {staticClass: "el-cascader__empty-text"},
                                                        [_vm._v(_vm._s(_vm.t("el.cascader.noMatch")))]
                                                    )
                                                ])
                                        ],
                                        2
                                        )
                                        : _vm._e()
                                ],
                                1
                            )
                        ]
                    )
                ],
                1
            )
        }
        var staticRenderFns = []
        render._withStripped = true


// CONCATENATED MODULE: ./packages/cascader/src/cascader.vue?vue&type=template&id=032537a6&

// EXTERNAL MODULE: external "element-ui/lib/utils/vue-popper"
        var vue_popper_ = __webpack_require__(5);
        var vue_popper_default = /*#__PURE__*/__webpack_require__.n(vue_popper_);

// EXTERNAL MODULE: external "element-ui/lib/utils/clickoutside"
        var clickoutside_ = __webpack_require__(12);
        var clickoutside_default = /*#__PURE__*/__webpack_require__.n(clickoutside_);

// EXTERNAL MODULE: external "element-ui/lib/mixins/emitter"
        var emitter_ = __webpack_require__(4);
        var emitter_default = /*#__PURE__*/__webpack_require__.n(emitter_);

// EXTERNAL MODULE: external "element-ui/lib/mixins/locale"
        var locale_ = __webpack_require__(6);
        var locale_default = /*#__PURE__*/__webpack_require__.n(locale_);

// EXTERNAL MODULE: external "element-ui/lib/mixins/migrating"
        var migrating_ = __webpack_require__(11);
        var migrating_default = /*#__PURE__*/__webpack_require__.n(migrating_);

// EXTERNAL MODULE: external "element-ui/lib/input"
        var input_ = __webpack_require__(10);
        var input_default = /*#__PURE__*/__webpack_require__.n(input_);

// EXTERNAL MODULE: external "element-ui/lib/tag"
        var tag_ = __webpack_require__(38);
        var tag_default = /*#__PURE__*/__webpack_require__.n(tag_);

// EXTERNAL MODULE: external "element-ui/lib/scrollbar"
        var scrollbar_ = __webpack_require__(14);
        var scrollbar_default = /*#__PURE__*/__webpack_require__.n(scrollbar_);

// EXTERNAL MODULE: external "element-ui/lib/cascader-panel"
        var cascader_panel_ = __webpack_require__(50);
        var cascader_panel_default = /*#__PURE__*/__webpack_require__.n(cascader_panel_);

// EXTERNAL MODULE: external "element-ui/lib/utils/aria-utils"
        var aria_utils_ = __webpack_require__(32);
        var aria_utils_default = /*#__PURE__*/__webpack_require__.n(aria_utils_);

// EXTERNAL MODULE: external "element-ui/lib/locale"
        var lib_locale_ = __webpack_require__(19);

// EXTERNAL MODULE: external "element-ui/lib/utils/util"
        var util_ = __webpack_require__(3);

// EXTERNAL MODULE: external "element-ui/lib/utils/types"
        var types_ = __webpack_require__(20);

// EXTERNAL MODULE: external "element-ui/lib/utils/shared"
        var shared_ = __webpack_require__(21);

// EXTERNAL MODULE: external "element-ui/lib/utils/resize-event"
        var resize_event_ = __webpack_require__(16);

// EXTERNAL MODULE: external "throttle-debounce/debounce"
        var debounce_ = __webpack_require__(17);
        var debounce_default = /*#__PURE__*/__webpack_require__.n(debounce_);

// CONCATENATED MODULE: ./node_modules/babel-loader/lib!./node_modules/vue-loader/lib??vue-loader-options!./packages/cascader/src/cascader.vue?vue&type=script&lang=js&
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        var KeyCode = aria_utils_default.a.keys;

        var MigratingProps = {
            expandTrigger: {
                newProp: 'expandTrigger',
                type: String
            },
            changeOnSelect: {
                newProp: 'checkStrictly',
                type: Boolean
            },
            hoverThreshold: {
                newProp: 'hoverThreshold',
                type: Number
            }
        };

        var PopperMixin = {
            props: {
                placement: {
                    type: String,
                    default: 'bottom-start'
                },
                appendToBody: vue_popper_default.a.props.appendToBody,
                visibleArrow: {
                    type: Boolean,
                    default: true
                },
                arrowOffset: vue_popper_default.a.props.arrowOffset,
                offset: vue_popper_default.a.props.offset,
                boundariesPadding: vue_popper_default.a.props.boundariesPadding,
                popperOptions: vue_popper_default.a.props.popperOptions
            },
            methods: vue_popper_default.a.methods,
            data: vue_popper_default.a.data,
            beforeDestroy: vue_popper_default.a.beforeDestroy
        };

        var InputSizeMap = {
            medium: 36,
            small: 32,
            mini: 28
        };

        /* harmony default export */
        var cascadervue_type_script_lang_js_ = ({
            name: 'ElCascader',

            directives: {Clickoutside: clickoutside_default.a},

            mixins: [PopperMixin, emitter_default.a, locale_default.a, migrating_default.a],

            inject: {
                elForm: {
                    default: ''
                },
                elFormItem: {
                    default: ''
                }
            },

            components: {
                ElInput: input_default.a,
                ElTag: tag_default.a,
                ElScrollbar: scrollbar_default.a,
                ElCascaderPanel: cascader_panel_default.a
            },

            props: {
                value: {},
                options: Array,
                props: Object,
                size: String,
                placeholder: {
                    type: String,
                    default: function _default() {
                        return Object(lib_locale_["t"])('el.cascader.placeholder');
                    }
                },
                disabled: Boolean,
                clearable: Boolean,
                filterable: Boolean,
                filterMethod: Function,
                separator: {
                    type: String,
                    default: ' / '
                },
                showAllLevels: {
                    type: Boolean,
                    default: true
                },
                collapseTags: Boolean,
                debounce: {
                    type: Number,
                    default: 300
                },
                beforeFilter: {
                    type: Function,
                    default: function _default() {
                        return function () {
                        };
                    }
                },
                popperClass: String
            },

            data: function data() {
                return {
                    dropDownVisible: false,
                    checkedValue: this.value || null,
                    inputHover: false,
                    inputValue: null,
                    presentText: null,
                    presentTags: [],
                    checkedNodes: [],
                    filtering: false,
                    suggestions: [],
                    inputInitialHeight: 0,
                    pressDeleteCount: 0
                };
            },


            computed: {
                realSize: function realSize() {
                    var _elFormItemSize = (this.elFormItem || {}).elFormItemSize;
                    return this.size || _elFormItemSize || (this.$ELEMENT || {}).size;
                },
                tagSize: function tagSize() {
                    return ['small', 'mini'].indexOf(this.realSize) > -1 ? 'mini' : 'small';
                },
                isDisabled: function isDisabled() {
                    return this.disabled || (this.elForm || {}).disabled;
                },
                config: function config() {
                    var config = this.props || {};
                    var $attrs = this.$attrs;


                    Object.keys(MigratingProps).forEach(function (oldProp) {
                        var _MigratingProps$oldPr = MigratingProps[oldProp],
                            newProp = _MigratingProps$oldPr.newProp,
                            type = _MigratingProps$oldPr.type;

                        var oldValue = $attrs[oldProp] || $attrs[Object(util_["kebabCase"])(oldProp)];
                        if (Object(shared_["isDef"])(oldProp) && !Object(shared_["isDef"])(config[newProp])) {
                            if (type === Boolean && oldValue === '') {
                                oldValue = true;
                            }
                            config[newProp] = oldValue;
                        }
                    });

                    return config;
                },
                multiple: function multiple() {
                    return this.config.multiple;
                },
                leafOnly: function leafOnly() {
                    return !this.config.checkStrictly;
                },
                readonly: function readonly() {
                    return !this.filterable || this.multiple;
                },
                clearBtnVisible: function clearBtnVisible() {
                    if (!this.clearable || this.isDisabled || this.filtering || !this.inputHover) {
                        return false;
                    }

                    return this.multiple ? !!this.checkedNodes.filter(function (node) {
                        return !node.isDisabled;
                    }).length : !!this.presentText;
                },
                panel: function panel() {
                    return this.$refs.panel;
                }
            },

            watch: {
                disabled: function disabled() {
                    this.computePresentContent();
                },
                value: function value(val) {
                    if (!Object(util_["isEqual"])(val, this.checkedValue)) {
                        this.checkedValue = val;
                        this.computePresentContent();
                    }
                },
                checkedValue: function checkedValue(val) {
                    var value = this.value,
                        dropDownVisible = this.dropDownVisible;
                    var _config = this.config,
                        checkStrictly = _config.checkStrictly,
                        multiple = _config.multiple;


                    if (!Object(util_["isEqual"])(val, value) || Object(types_["isUndefined"])(value)) {
                        this.computePresentContent();
                        // hide dropdown when single mode
                        if (!multiple && !checkStrictly && dropDownVisible) {
                            this.toggleDropDownVisible(false);
                        }

                        this.$emit('input', val);
                        this.$emit('change', val);
                        this.dispatch('ElFormItem', 'el.form.change', [val]);
                    }
                },

                options: {
                    handler: function handler() {
                        this.$nextTick(this.computePresentContent);
                    },
                    deep: true
                },
                presentText: function presentText(val) {
                    this.inputValue = val;
                },
                presentTags: function presentTags(val, oldVal) {
                    if (this.multiple && (val.length || oldVal.length)) {
                        this.$nextTick(this.updateStyle);
                    }
                },
                filtering: function filtering(val) {
                    this.$nextTick(this.updatePopper);
                }
            },

            mounted: function mounted() {
                var _this = this;

                var input = this.$refs.input;

                if (input && input.$el) {
                    this.inputInitialHeight = input.$el.offsetHeight || InputSizeMap[this.realSize] || 40;
                }

                if (!Object(util_["isEmpty"])(this.value)) {
                    this.computePresentContent();
                }

                this.filterHandler = debounce_default()(this.debounce, function () {
                    var inputValue = _this.inputValue;


                    if (!inputValue) {
                        _this.filtering = false;
                        return;
                    }

                    var before = _this.beforeFilter(inputValue);
                    if (before && before.then) {
                        before.then(_this.getSuggestions);
                    } else if (before !== false) {
                        _this.getSuggestions();
                    } else {
                        _this.filtering = false;
                    }
                });

                Object(resize_event_["addResizeListener"])(this.$el, this.updateStyle);
            },
            beforeDestroy: function beforeDestroy() {
                Object(resize_event_["removeResizeListener"])(this.$el, this.updateStyle);
            },


            methods: {
                getMigratingConfig: function getMigratingConfig() {
                    return {
                        props: {
                            'expand-trigger': 'expand-trigger is removed, use `props.expandTrigger` instead.',
                            'change-on-select': 'change-on-select is removed, use `props.checkStrictly` instead.',
                            'hover-threshold': 'hover-threshold is removed, use `props.hoverThreshold` instead'
                        },
                        events: {
                            'active-item-change': 'active-item-change is renamed to expand-change'
                        }
                    };
                },
                toggleDropDownVisible: function toggleDropDownVisible(visible) {
                    var _this2 = this;

                    if (this.isDisabled) return;

                    var dropDownVisible = this.dropDownVisible;
                    var input = this.$refs.input;

                    visible = Object(shared_["isDef"])(visible) ? visible : !dropDownVisible;
                    if (visible !== dropDownVisible) {
                        this.dropDownVisible = visible;
                        if (visible) {
                            this.$nextTick(function () {
                                _this2.updatePopper();
                                _this2.panel.scrollIntoView();
                            });
                        }
                        input.$refs.input.setAttribute('aria-expanded', visible);
                        this.$emit('visible-change', visible);
                    }
                },
                handleDropdownLeave: function handleDropdownLeave() {
                    this.filtering = false;
                    this.inputValue = this.presentText;
                },
                handleKeyDown: function handleKeyDown(event) {
                    switch (event.keyCode) {
                        case KeyCode.enter:
                            this.toggleDropDownVisible();
                            break;
                        case KeyCode.down:
                            this.toggleDropDownVisible(true);
                            this.focusFirstNode();
                            event.preventDefault();
                            break;
                        case KeyCode.esc:
                        case KeyCode.tab:
                            this.toggleDropDownVisible(false);
                            break;
                    }
                },
                handleFocus: function handleFocus(e) {
                    this.$emit('focus', e);
                },
                handleBlur: function handleBlur(e) {
                    this.$emit('blur', e);
                },
                handleInput: function handleInput(val, event) {
                    !this.dropDownVisible && this.toggleDropDownVisible(true);

                    if (event && event.isComposing) return;
                    if (val) {
                        this.filterHandler();
                    } else {
                        this.filtering = false;
                    }
                },
                handleClear: function handleClear() {
                    this.presentText = '';
                    this.panel.clearCheckedNodes();
                },
                handleExpandChange: function handleExpandChange(value) {
                    this.$nextTick(this.updatePopper.bind(this));
                    this.$emit('expand-change', value);
                    this.$emit('active-item-change', value); // Deprecated
                },
                focusFirstNode: function focusFirstNode() {
                    var _this3 = this;

                    this.$nextTick(function () {
                        var filtering = _this3.filtering;
                        var _$refs = _this3.$refs,
                            popper = _$refs.popper,
                            suggestionPanel = _$refs.suggestionPanel;

                        var firstNode = null;

                        if (filtering && suggestionPanel) {
                            firstNode = suggestionPanel.$el.querySelector('.el-cascader__suggestion-item');
                        } else {
                            var firstMenu = popper.querySelector('.el-cascader-menu');
                            firstNode = firstMenu.querySelector('.el-cascader-node[tabindex="-1"]');
                        }

                        if (firstNode) {
                            firstNode.focus();
                            !filtering && firstNode.click();
                        }
                    });
                },
                computePresentContent: function computePresentContent() {
                    var _this4 = this;

                    // nextTick is required, because checked nodes may not change right now
                    this.$nextTick(function () {
                        if (_this4.config.multiple) {
                            _this4.computePresentTags();
                            _this4.presentText = _this4.presentTags.length ? ' ' : null;
                        } else {
                            _this4.computePresentText();
                        }
                    });
                },
                computePresentText: function computePresentText() {
                    var checkedValue = this.checkedValue,
                        config = this.config;

                    if (!Object(util_["isEmpty"])(checkedValue)) {
                        var node = this.panel.getNodeByValue(checkedValue);
                        if (node && (config.checkStrictly || node.isLeaf)) {
                            this.presentText = node.getText(this.showAllLevels, this.separator);
                            return;
                        }
                    }
                    this.presentText = null;
                },
                computePresentTags: function computePresentTags() {
                    var isDisabled = this.isDisabled,
                        leafOnly = this.leafOnly,
                        showAllLevels = this.showAllLevels,
                        separator = this.separator,
                        collapseTags = this.collapseTags;

                    var checkedNodes = this.getCheckedNodes(leafOnly);
                    var tags = [];

                    var genTag = function genTag(node) {
                        return {
                            node: node,
                            key: node.uid,
                            text: node.getText(showAllLevels, separator),
                            hitState: false,
                            closable: !isDisabled && !node.isDisabled
                        };
                    };

                    if (checkedNodes.length) {
                        var first = checkedNodes[0],
                            rest = checkedNodes.slice(1);

                        var restCount = rest.length;
                        tags.push(genTag(first));

                        if (restCount) {
                            if (collapseTags) {
                                tags.push({
                                    key: -1,
                                    text: '+ ' + restCount,
                                    closable: false
                                });
                            } else {
                                rest.forEach(function (node) {
                                    return tags.push(genTag(node));
                                });
                            }
                        }
                    }

                    this.checkedNodes = checkedNodes;
                    this.presentTags = tags;
                },
                getSuggestions: function getSuggestions() {
                    var _this5 = this;

                    var filterMethod = this.filterMethod;


                    if (!Object(types_["isFunction"])(filterMethod)) {
                        filterMethod = function filterMethod(node, keyword) {
                            return node.text.includes(keyword);
                        };
                    }

                    var suggestions = this.panel.getFlattedNodes(this.leafOnly).filter(function (node) {
                        if (node.isDisabled) return false;
                        node.text = node.getText(_this5.showAllLevels, _this5.separator) || '';
                        return filterMethod(node, _this5.inputValue);
                    });

                    if (this.multiple) {
                        this.presentTags.forEach(function (tag) {
                            tag.hitState = false;
                        });
                    } else {
                        suggestions.forEach(function (node) {
                            node.checked = Object(util_["isEqual"])(_this5.checkedValue, node.getValueByOption());
                        });
                    }

                    this.filtering = true;
                    this.suggestions = suggestions;
                    this.$nextTick(this.updatePopper);
                },
                handleSuggestionKeyDown: function handleSuggestionKeyDown(event) {
                    var keyCode = event.keyCode,
                        target = event.target;

                    switch (keyCode) {
                        case KeyCode.enter:
                            target.click();
                            break;
                        case KeyCode.up:
                            var prev = target.previousElementSibling;
                            prev && prev.focus();
                            break;
                        case KeyCode.down:
                            var next = target.nextElementSibling;
                            next && next.focus();
                            break;
                        case KeyCode.esc:
                        case KeyCode.tab:
                            this.toggleDropDownVisible(false);
                            break;
                    }
                },
                handleDelete: function handleDelete() {
                    var inputValue = this.inputValue,
                        pressDeleteCount = this.pressDeleteCount,
                        presentTags = this.presentTags;

                    var lastIndex = presentTags.length - 1;
                    var lastTag = presentTags[lastIndex];
                    this.pressDeleteCount = inputValue ? 0 : pressDeleteCount + 1;

                    if (!lastTag) return;

                    if (this.pressDeleteCount) {
                        if (lastTag.hitState) {
                            this.deleteTag(lastIndex);
                        } else {
                            lastTag.hitState = true;
                        }
                    }
                },
                handleSuggestionClick: function handleSuggestionClick(index) {
                    var multiple = this.multiple;

                    var targetNode = this.suggestions[index];

                    if (multiple) {
                        var checked = targetNode.checked;

                        targetNode.doCheck(!checked);
                        this.panel.calculateMultiCheckedValue();
                    } else {
                        this.checkedValue = targetNode.getValueByOption();
                        this.toggleDropDownVisible(false);
                    }
                },
                deleteTag: function deleteTag(index) {
                    var checkedValue = this.checkedValue;

                    var val = checkedValue[index];
                    this.checkedValue = checkedValue.filter(function (n, i) {
                        return i !== index;
                    });
                    this.$emit('remove-tag', val);
                },
                updateStyle: function updateStyle() {
                    var $el = this.$el,
                        inputInitialHeight = this.inputInitialHeight;

                    if (this.$isServer || !$el) return;

                    var suggestionPanel = this.$refs.suggestionPanel;

                    var inputInner = $el.querySelector('.el-input__inner');

                    if (!inputInner) return;

                    var tags = $el.querySelector('.el-cascader__tags');
                    var suggestionPanelEl = null;

                    if (suggestionPanel && (suggestionPanelEl = suggestionPanel.$el)) {
                        var suggestionList = suggestionPanelEl.querySelector('.el-cascader__suggestion-list');
                        suggestionList.style.minWidth = inputInner.offsetWidth + 'px';
                    }

                    if (tags) {
                        var offsetHeight = tags.offsetHeight;

                        var height = Math.max(offsetHeight + 6, inputInitialHeight) + 'px';
                        inputInner.style.height = height;
                        this.updatePopper();
                    }
                },


                /**
                 * public methods
                 */
                getCheckedNodes: function getCheckedNodes(leafOnly) {
                    return this.panel.getCheckedNodes(leafOnly);
                }
            }
        });
// CONCATENATED MODULE: ./packages/cascader/src/cascader.vue?vue&type=script&lang=js&
        /* harmony default export */
        var src_cascadervue_type_script_lang_js_ = (cascadervue_type_script_lang_js_);
// EXTERNAL MODULE: ./node_modules/vue-loader/lib/runtime/componentNormalizer.js
        var componentNormalizer = __webpack_require__(0);

// CONCATENATED MODULE: ./packages/cascader/src/cascader.vue


        /* normalize component */

        var component = Object(componentNormalizer["a" /* default */])(
            src_cascadervue_type_script_lang_js_,
            render,
            staticRenderFns,
            false,
            null,
            null,
            null
        )

        /* hot reload */
        if (false) {
            var api;
        }
        component.options.__file = "packages/cascader/src/cascader.vue"
        /* harmony default export */
        var cascader = (component.exports);
// CONCATENATED MODULE: ./packages/cascader/index.js


        /* istanbul ignore next */
        cascader.install = function (Vue) {
            Vue.component(cascader.name, cascader);
        };

        /* harmony default export */
        var packages_cascader = __webpack_exports__["default"] = (cascader);

        /***/
    })

    /******/
});